function OpenCRTBP_u_SE(u)
%% Constants
ScreenSize = get(0,'ScreenSize');
figure('OuterPosition',[100,100,700,700]);
set(gcf,'color','w')

hold on
[L1,L2,L3,L4,L5] = librationPoints(u);
Lse = [L1,L2,L3,L4,L5];
for ii = 1:5
    plot3(Lse(1,ii),Lse(2,ii),Lse(3,ii),'bo','MarkerFaceColor','b','MarkerSize',2)
end

plot3(1-u,0,0,'ro','MarkerSize',8);
plot3(-u,0,0,'kx','MarkerSize',8);
xlim([-1.5,1.5]);
ylim([-1.5,1.5]);
axis square
xlabel('X [AU]')
ylabel('Y [AU]')
zlabel('Z [AU]')
set(gca,'FontSize',11) 
end